USPTO serial 78209318
DUO
Reviewed by CopyMark Law Group
- Filing date
- Status date
- Registration date
- Sep 21, 2004
- Examiner
- MAYS, PAULA
- Law office
- PUBLICATION AND ISSUE SECTION
What this means
Status 800 means the registration was renewed after acceptable combined Section 8 and Section 9 filings. The mark remains registered for another 10-year term with active federal protection. Calendar the next Section 8 and 9 deadline in 10 years and maintain monitoring.
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Current trademark owner
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Owner
Attorney of record
The USPTO lists this attorney as the applicant's representative for correspondence on this application.
Sara T. Colburn
Sara T. Colburn Cantor Colburn LLP20 Church StreetFloor 22Hartford, CT 06103Goods and services
| Class | Description | Status | First use |
|---|---|---|---|
| 007 | Power operated diamond grinding wheels | ACTIVE | Mar 28, 2003 |
Related trademarks
CopyMark links this record to cited §2(d) serials, the owner's other marks, Nice classes, similar mark names, and recently changed USPTO applications.
- Other trademarks owned by Saint-Gobain Abrasives, Inc.
- Other trademarks owned by Saint-Gobain Abrasives, Inc.
- Other trademarks owned by Saint-Gobain Abrasives, Inc.
- Other trademarks in Class 007
- Similar marks named DUO
- Recently changed USPTO trademarks
- Recently filed trademarks
- Browse all trademark records
Prosecution history
| Date | Code | Event | What it means |
|---|---|---|---|
| Jan 21, 2026 | TCCA | TEAS CHANGE OF CORRESPONDENCE RECEIVED | — |
| Jan 21, 2026 | ARAA | ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED | This event means the applicant filed a response to a USPTO Office Action — typically arguments, amendments, or evidence addressing the examiner's objections. The USPTO will review the response and either allow the mark to proceed or issue another action. |
| Jan 21, 2026 | REAP | TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED | — |
| Jan 21, 2026 | CHAN | APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED | — |
| Jan 21, 2026 | COAR | TEAS CHANGE OF OWNER ADDRESS RECEIVED | — |
| Oct 9, 2025 | EWAF | TEAS WITHDRAWAL OF ATTORNEY RECEIVED-FIRM RETAINS | — |
| Oct 9, 2025 | TCCA | TEAS CHANGE OF CORRESPONDENCE RECEIVED | — |
| Oct 9, 2025 | ARAA | ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED | This event means the applicant filed a response to a USPTO Office Action — typically arguments, amendments, or evidence addressing the examiner's objections. The USPTO will review the response and either allow the mark to proceed or issue another action. |
| Oct 9, 2025 | REAP | TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED | — |
| Oct 9, 2025 | CHAN | APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED | — |
| Oct 9, 2025 | COAR | TEAS CHANGE OF OWNER ADDRESS RECEIVED | — |
| Aug 3, 2024 | NA89 | NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - E-MAILED | — |
| Aug 3, 2024 | RNL2 | REGISTERED AND RENEWED (SECOND RENEWAL - 10 YRS) | The trademark registration was renewed for another 10-year term after acceptable maintenance filings. RNL1, RNL2, and RNL3 indicate which renewal cycle (first, second, or third 10-year term) was recorded. The registration remains active. |
| Aug 3, 2024 | 89AG | REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED | The USPTO accepted your combined Section 8 declaration and Section 9 renewal application. The registration is renewed for another 10-year term. The next combined maintenance filing will be due at the following 10-year anniversary. |
| Jul 3, 2024 | APRE | CASE ASSIGNED TO POST REGISTRATION PARALEGAL | — |
| Apr 3, 2024 | E89R | TEAS SECTION 8 & 9 RECEIVED | — |
| Sep 21, 2023 | REM2 | COURTESY REMINDER - SEC. 8 (10-YR)/SEC. 9 E-MAILED | — |
| Mar 24, 2023 | CHAN | APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED | — |
| Mar 24, 2023 | TCCA | TEAS CHANGE OF CORRESPONDENCE RECEIVED | — |
| Mar 24, 2023 | ARAA | ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED | This event means the applicant filed a response to a USPTO Office Action — typically arguments, amendments, or evidence addressing the examiner's objections. The USPTO will review the response and either allow the mark to proceed or issue another action. |
| Mar 24, 2023 | REAP | TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED | — |
| Mar 24, 2023 | COAR | TEAS CHANGE OF OWNER ADDRESS RECEIVED | — |
| Mar 24, 2023 | CHAN | APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED | — |
| Mar 24, 2023 | TCCA | TEAS CHANGE OF CORRESPONDENCE RECEIVED | — |
| Mar 24, 2023 | ARAA | ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED | This event means the applicant filed a response to a USPTO Office Action — typically arguments, amendments, or evidence addressing the examiner's objections. The USPTO will review the response and either allow the mark to proceed or issue another action. |
| Mar 24, 2023 | REAP | TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED | — |
| Mar 24, 2023 | COAR | TEAS CHANGE OF OWNER ADDRESS RECEIVED | — |
| Feb 17, 2016 | ARAA | ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED | This event means the applicant filed a response to a USPTO Office Action — typically arguments, amendments, or evidence addressing the examiner's objections. The USPTO will review the response and either allow the mark to proceed or issue another action. |
| Feb 17, 2016 | REAP | TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED | — |
| Sep 2, 2014 | NA89 | NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - E-MAILED | — |
| Sep 2, 2014 | RNL1 | REGISTERED AND RENEWED (FIRST RENEWAL - 10 YRS) | The trademark registration was renewed for another 10-year term after acceptable maintenance filings. RNL1, RNL2, and RNL3 indicate which renewal cycle (first, second, or third 10-year term) was recorded. The registration remains active. |
| Sep 2, 2014 | 89AG | REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED | The USPTO accepted your combined Section 8 declaration and Section 9 renewal application. The registration is renewed for another 10-year term. The next combined maintenance filing will be due at the following 10-year anniversary. |
| Sep 2, 2014 | APRE | CASE ASSIGNED TO POST REGISTRATION PARALEGAL | — |
| Aug 15, 2014 | E89R | TEAS SECTION 8 & 9 RECEIVED | — |
| Mar 27, 2010 | C15A | REGISTERED - SEC. 8 (6-YR) ACCEPTED & SEC. 15 ACK. | — |
| Mar 27, 2010 | APRE | CASE ASSIGNED TO POST REGISTRATION PARALEGAL | — |
| Mar 11, 2010 | E815 | TEAS SECTION 8 & 15 RECEIVED | — |
| Sep 21, 2004 | R.PR | REGISTERED-PRINCIPAL REGISTER | Your trademark is registered on the Principal Register — the strongest form of federal trademark protection. You may use the ® symbol for the covered goods and services. Maintenance filings (Section 8 and renewals) are required to keep the registration alive. |
| Jul 11, 2004 | CNPR | ALLOWED PRINCIPAL REGISTER - SOU ACCEPTED | — |
| Jun 14, 2004 | DOCK | ASSIGNED TO EXAMINER | — |
| Jun 10, 2004 | SUPC | STATEMENT OF USE PROCESSING COMPLETE | — |
| May 28, 2004 | IUAF | USE AMENDMENT FILED | — |
| May 28, 2004 | EISU | TEAS STATEMENT OF USE RECEIVED | The applicant filed a Statement of Use with specimens showing the mark in actual commerce. The USPTO will review the filing for compliance. If accepted, the mark can proceed to registration; if deficient, the USPTO may issue a requirement or office action. |
| Dec 2, 2003 | NOAM | NOA MAILED - SOU REQUIRED FROM APPLICANT | A Notice of Allowance means your intent-to-use application cleared examination and opposition but is not registered yet. You must file a Statement of Use showing the mark in commerce, or request an extension, before the deadline — usually six months from the notice date. |
| Sep 9, 2003 | PUBO | PUBLISHED FOR OPPOSITION | Your mark was published in the USPTO Official Gazette for a 30-day opposition window. During that period, third parties who believe they would be harmed can file an opposition. If no opposition is filed, prosecution usually continues toward registration or a Notice of Allowance. |
| Aug 20, 2003 | NPUB | NOTICE OF PUBLICATION | — |
| Jul 18, 2003 | CNSA | APPROVED FOR PUB - PRINCIPAL REGISTER | — |
| Jul 18, 2003 | DOCK | ASSIGNED TO EXAMINER | — |